1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Device Tree file for the Kontron SMARC-sAL28 board on a SMARC Eval 2.0
4 * carrier (ADS2).
5 *
6 * Copyright (C) 2019 Michael Walle <michael@walle.cc>
7 *
8 */
9
10 /dts-v1/;
11
12 #include <dt-bindings/clock/fsl,qoriq-clockgen.h>
13 #include "fsl-ls1028a-kontron-sl28-var3.dts"
14
15 / {
16 model = "Kontron SMARC-sAL28 (Single PHY) on SMARC Eval 2.0 carrier";
17 compatible = "kontron,sl28-var3-ads2", "kontron,sl28-var3",
18 "kontron,sl28", "fsl,ls1028a";
19
20 pwm-fan {
21 compatible = "pwm-fan";
22 cooling-min-state = <0>;
23 cooling-max-state = <3>;
24 #cooling-cells = <2>;
25 pwms = <&sl28cpld_pwm0 0 4000000>;
26 cooling-levels = <1 128 192 255>;
27 };
28
29 reg_3p3v: regulator-3p3v {
30 compatible = "regulator-fixed";
31 regulator-name = "3P3V";
32 regulator-min-microvolt = <3300000>;
33 regulator-max-microvolt = <3300000>;
34 };
35
36 sound {
37 #address-cells = <1>;
38 #size-cells = <0>;
39 compatible = "simple-audio-card";
40 simple-audio-card,widgets =
41 "Headphone", "Headphone Jack",
42 "Line", "Line Out Jack",
43 "Microphone", "Microphone Jack",
44 "Line", "Line In Jack";
45 simple-audio-card,routing =
46 "Line Out Jack", "LINEOUTR",
47 "Line Out Jack", "LINEOUTL",
48 "Headphone Jack", "HPOUTR",
49 "Headphone Jack", "HPOUTL",
50 "IN1L", "Line In Jack",
51 "IN1R", "Line In Jack",
52 "Microphone Jack", "MICBIAS",
53 "IN2L", "Microphone Jack",
54 "IN2R", "Microphone Jack";
55 simple-audio-card,mclk-fs = <256>;
56
57 simple-audio-card,dai-link@0 {
58 reg = <0>;
59 bitclock-master = <&dailink0_master>;
60 frame-master = <&dailink0_master>;
61 format = "i2s";
62
63 cpu {
64 sound-dai = <&sai6>;
65 };
66
67 dailink0_master: codec {
68 sound-dai = <&wm8904>;
69 };
70 };
71
72 simple-audio-card,dai-link@1 {
73 reg = <1>;
74 bitclock-master = <&dailink1_master>;
75 frame-master = <&dailink1_master>;
76 format = "i2s";
77
78 cpu {
79 sound-dai = <&sai5>;
80 };
81
82 dailink1_master: codec {
83 sound-dai = <&wm8904>;
84 };
85 };
86 };
87 };
88
89 &dspi2 {
90 flash@0 {
91 compatible = "jedec,spi-nor";
92 m25p,fast-read;
93 spi-max-frequency = <100000000>;
94 reg = <0>;
95 };
96 };
97
98 &i2c3 {
99 eeprom@57 {
100 compatible = "atmel,24c64";
101 reg = <0x57>;
102 pagesize = <32>;
103 };
104 };
105
106 &i2c4 {
107 status = "okay";
108
109 wm8904: audio-codec@1a {
110 #sound-dai-cells = <0>;
111 compatible = "wlf,wm8904";
112 reg = <0x1a>;
113 clocks = <&mclk>;
114 clock-names = "mclk";
115 assigned-clocks = <&mclk>;
116 assigned-clock-rates = <1250000>;
117 AVDD-supply = <®_3p3v>;
118 CPVDD-supply = <®_3p3v>;
119 DBVDD-supply = <®_3p3v>;
120 DCVDD-supply = <®_3p3v>;
121 MICVDD-supply = <®_3p3v>;
122 };
123 };
124
125 &sai5 {
126 status = "okay";
127 };
128
129 &sai6 {
130 status = "okay";
131 };
132
133 &soc {
134 mclk: clock-mclk@f130080 {
135 compatible = "fsl,vf610-sai-clock";
136 reg = <0x0 0xf130080 0x0 0x80>;
137 clocks = <&clockgen QORIQ_CLK_PLATFORM_PLL
138 QORIQ_CLK_PLL_DIV(2)>;
139 #clock-cells = <0>;
140 };
141 };
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